Online Access Free Associate-Developer-Apache-Spark Exam Questions
| Exam Code: | Associate-Developer-Apache-Spark |
| Exam Name: | Databricks Certified Associate Developer for Apache Spark 3.0 Exam |
| Certification Provider: | Databricks |
| Free Question Number: | 63 |
| Posted: | Aug 12, 2022 |
| # of views: | 2299 |
| Go To Associate-Developer-Apache-Spark Questions | |
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No.# Answer is option c. There is no dropColumns operation on dataframe.
drop(*cols)
Returns a new DataFrame that drops the specified column. This is a no-op if
schema doesn’t contain the given column name(s).